450353315544 has 64 divisors (see below), whose sum is σ = 1233375552000. Its totient is φ = 135899675520.

The previous prime is 450353315543. The next prime is 450353315549. The reversal of 450353315544 is 445513353054.

It is a happy number.

It is a super-3 number, since 3×450353315544³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 450353315496 and 450353315505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450353315543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3505699 + ... + 3631890.

It is an arithmetic number, because the mean of its divisors is an integer number (19271493000).

Almost surely, 2^450353315544 is an apocalyptic number.

450353315544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

450353315544 is an abundant number, since it is smaller than the sum of its proper divisors (783022236456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450353315544 is a wasteful number, since it uses less digits than its factorization.

450353315544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7137848 (or 7137844 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 42.

Adding to 450353315544 its reverse (445513353054), we get a palindrome (895866668598).

The spelling of 450353315544 in words is "four hundred fifty billion, three hundred fifty-three million, three hundred fifteen thousand, five hundred forty-four".